The Catholic Community of Saint Thomas Aquinas Grade School is a partnership of parents, teachers, staff, students, and all parishioners that strive to nurture the growth of the whole child in a Catholic, faith-based environment.
We seek to promote academic excellence in a safe and nurturing environment while fostering responsibility, positive discipline, service to others, and life-long learning.
We believe the role of Saint Thomas Aquinas Grade School is to provide a holistic Catholic environment that serves the mind, body, and soul of each child.
Within this environment, basic intellectual skills are developed, religious traditions are celebrated, and students are prepared to live in and make a vital contribution to a changing society.
Quick Stats (2025)
- Top Ranked AZ School
- Grades: Kindergarten-8
- Enrollment: 379 students
- Average class size: 24 students
- Application Deadline: None / Rolling
- Source: Verified school update
Top Rankings
St. Thomas Aquinas Grade School ranks among the top 20% of private schools in Arizona for:
Category
Attribute
Student Body
School Overview
School Membership(s)School Assoc.
Religious Affiliation
Grades Offered
Grades Kindergarten-8
School Calendar
First Day of School
Fri. Aug 15, 2025
Student Body
Total Students
379 students
Student Body Type
Co-ed
% Students of Color
63%
State avg.: 38%
Students by Grade

Academics and Faculty
Total Classroom Teachers
23 teachers
Student : Teacher Ratio
16:1
National avg.: 13:1
Average Class Size
24 students
Tuition and Acceptance Rate
Admission Deadline
None / Rolling
Application URL
Source: Verified school update
Frequently Asked Questions
What schools are St. Thomas Aquinas Grade School often compared to?
St. Thomas Aquinas Grade School is often viewed alongside schools like St. John Vianney Catholic School by visitors of our site.
What is St. Thomas Aquinas Grade School's ranking?
St. Thomas Aquinas Grade School ranks among the top 20% of private schools in Arizona for: Largest student body.
When is the application deadline for St. Thomas Aquinas Grade School?
The application deadline for St. Thomas Aquinas Grade School is rolling (applications are reviewed as they are received year-round).
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